– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 10 am Mon 04 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Mon 04 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Mon 04 May Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Warm (max 23°C on Mon afternoon, min 9°C on Wed night). Wind will be generally light. | Days 4–6 Weather SummarySome drizzle, heaviest during Sat afternoon. Very mild (max 15°C on Thu afternoon, min 7°C on Fri night). Wind will be generally light. | |||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | Thursday 7 | Friday 8 | Saturday 9 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | |  | |  | | |  |  | |  |  | | | |
clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | some clouds | some clouds | cloudy | cloudy | cloudy | rain shwrs | light rain | light rain | rain shwrs | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.1 | 0.3 | 0.8 | 0.1 | |
max °C | 22 | 23 | 19 | 19 | 21 | 17 | 16 | 18 | 13 | 11 | 15 | 12 | 11 | 11 | 9 | 9 | 12 | 11 |
min °C | 20 | 23 | 15 | 16 | 21 | 13 | 14 | 17 | 9 | 10 | 14 | 9 | 10 | 10 | 7 | 8 | 11 | 8 |
20 | 23 | 15 | 16 | 21 | 13 | 14 | 17 | 9 | 10 | 14 | 9 | 10 | 9 | 7 | 8 | 11 | 8 | |
3400 | 3500 | 3400 | 3400 | 3500 | 3500 | 3300 | 2950 | 2350 | 3100 | 3250 | 3150 | 2100 | 1900 | 1700 | 2100 | 2850 | 3400 | |
Cloud base (m) | 9400 | 9200 | 3300 | 6350 | 2000 | 900 | 900 | 5450 | 5400 | 3100 | 800 | 600 | 900 | 7000 | ||||
 | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — | 5:37 | — | — | 5:37 | — | — | 5:35 | — | — |
 | — | — | 8:25 | — | — | 8:28 | — | — | 8:29 | — | — | 8:30 | — | — | 8:31 | — | — | 8:34 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Mostly dry. Warm (max 23°C on Mon afternoon, min 9°C on Wed night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Some drizzle, heaviest during Sat afternoon. Very mild (max 15°C on Thu afternoon, min 7°C on Fri night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.